Description
Proplanulites Fossil Ammonite – Lower Callovian, Jurassic – Ashton Keynes, Wiltshire, United Kingdom
100% Genuine Fossil with Certificate of Authenticity
We are pleased to present this beautiful Proplanulites fossil ammonite, discovered in Ashton Keynes, Wiltshire, United Kingdom. This specimen dates back to the Lower Callovian stage of the Jurassic Period (~164 million years ago). The Proplanulites ammonite is a highly sought-after fossil known for its distinct shell and spiral morphology, making it an excellent addition to any fossil collection.
Geological and Fossil Information:
- Fossil Type: Proplanulites Fossil Ammonite
- Species: Proplanulites
- Morphology Features: The Proplanulites ammonite features a planispiral shell with smooth, finely coiled whorls and well-preserved suture patterns. Its distinct spiral structure is a hallmark of the genus, and the specimen is in excellent condition with clear, detailed features.
- Geological Stage: Lower Callovian, Jurassic (~164 million years ago)
- Depositional Environment: The ammonite was formed in a shallow marine environment, typical of the Lower Callovian seas. The Jurassic period saw warm, shallow seas that supported a rich diversity of marine life, including ammonites like Proplanulites.
- Biozone: This specimen belongs to the Lower Callovian biozone, which is characterized by a wide variety of ammonite species.
- Family: Asteroceratidae
- Super Family: Ammonitoidea
- Order: Ammonitida
- Formally Identified By: This fossil has been professionally identified based on its distinct morphological features and the geological context of its discovery in Ashton Keynes, Wiltshire, ensuring its authenticity.
Size and Visuals:
The fossil measures approximately 3 inches in diameter (scale rule squares = 1cm as shown in the photo). The photo is of the actual specimen you will receive, carefully chosen to highlight its excellent preservation and intricate details.
Authenticity and Certification:
All of our fossils are 100% genuine specimens and come with a Certificate of Authenticity, ensuring the provenance and authenticity of the fossil. This Proplanulites ammonite from Ashton Keynes, Wiltshire, is a beautiful example of Lower Callovian ammonites, making it an exceptional addition to any fossil collection.






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